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Bubbles and swirls in moldavite (natural glass)
Fluid inclusions in quartz with bituminous daughter minerals, China
Inclusions of anatase crystal and rutile fibres in rock crystal from Brazil
Fire opal, Mexico
Agate from Reichweiler, Germany
«Red fox agate» from Patagonia, Argentina
Dumortierite in rock crystal, Brazil, polarised light
Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light

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